SamuwarKimiyya

A shuka cell - na farko nazarin halittu tsarin na shuke-shuke

A shuka cell ne na farko naúrar na wani rai gabar - shuke-shuke. Ya ƙunshi aka gyara cewa ne ga kowa da kowa eukaryotic kwayoyin: tsakiya, cytoplasm, Golgi na'ura, mitochondria, endoplasmic reticulum, ribosomes, lysosomes, microtubules. Duk da haka, da shuka cell yana da wani bambanci - shi ne gaban plastids, da vacuole da cellulose bango.

Yana kawo tare duk wasu gabbansa tsakanin kansa da kuma taka rawa a cikin metabolism na musamman Semi rayayye a cikin na farko guda ɗaya (cell) - da cytoplasm. cytoplasm wajen wuya tsarin. Yana da wani multicomponent colloidal bayani wanda zai iya sauya daga Sol don Gel. A dukan cell da aka shiga ta gina jiki filaments cewa yin up da cytoskeleton tsarin naúrar. Ya qunshi ruwa, wanda lissafinsu daga 60 zuwa 90% na jimlar nauyi sunadaran (10-20%) kuma lipids (har zuwa 23%), kazalika da kwayoyin da inorganic abubuwa. Da muhimmancin da cytoplasm a cikin cell ta rayuwa shi ne mai girma:

  • shi ne matsakaici a cikin abin da sinadaran halayen.
  • Ya aka rayayye da hannu a cikin metabolism.
  • Yana kula da turgor da kuma thermoregulation.
  • aikin wani goyon bayan aiki, yana taimaka kula da cell siffar.

Impact on Semi-m matsakaici Kwayoyin suna da da kuma waje dalilai - zazzabi, haske, iska abun da ke ciki, na ruwa. Duk wannan kai tsaye rinjayar da motsi na da cytoplasm, inda shi ne ko da yaushe a. By motsi da colloidal bayani tare da gina jiki (oxygen, ATP da dai sauransu) na farko naúrar na zaune jiki ya wanzu. M ayyuka na Kwayoyin kwashe jam'i na physiological tafiyar matakai. Ikon rayuwa jiki tsarin naúrar faruwa a lokacin biochemical halayen, sakamakon inorganic abubuwa suna canza kama zuwa Organic. Karsh oxygen shuka cell, kafa a lokacin da hadawan abu da iskar shaka daga hadaddun abubuwa - carbohydrates, lipids, amino acid. Lokaci guda a lokacin numfasawa auku kira da a saki makamashi zama dole domin ya raya rai. A shuka cell ƙaruwa ta mikewa cellulosic bango da kuma karuwa a juz'i na cytoplasm da vacuoles.

Tare, duk wadannan m matakai suna da hannu a cikin metabolism, babban jigon da - da samuwar sababbin kayayyakin, da bazuwar cikin karami da aka gyara, kau na lalata kayayyakin na sel ko ajiye a cikin nau'i na ajiye abubuwa. Kadaici da ba dole ba raka'a faruwa ne ta cell bango, yayin da motsi, cajin (samuwar) na sabon Tsarin da aka yi da motsi na da cytoplasm.

riɓaɓɓanya su ta rarraba muhimmanci alama ne da ikon da Kwayoyin. A sakamakon wannan tsari - da samuwar biyu tsarin raka'a alaƙa da rai da jiki, wanda dole a sa na chromosomes, m ga iyaye.

Saboda haka, da shuka cell shi ne mafi karami rai tsarin jiki, shi Ciyarwar, numfasawa, amsa ga samuwar kasashe, da kara, karbe, da kuma cytoplasm da wasu gabbansa nutsa cikin zurfin shi suna da hannu a metabolism.

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